TY  - BOOK
AU  - Singh, Ashok Kumar
TI  - Studies on The Effect of Plant Density and Levels of Nitrogen on Yield and Quality of Summer Rice
U1  - 633.18 
PY  - 1992///
CY  - Pusa, Samastipur
PB  - RAU
KW  - Agronomy
KW  - Msc
ER  -